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OXIDATIVE AGENT [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2003-08-26

English

Subject field(s)
  • Chemistry
DEF

Compound that gives up oxygen easily, removes hydrogen from another compound, or attracts negative electrons.

OBS

[Textiles.] ... the problem is to allow the chemical to oxidize the colouring matter in the vegetable fibres and thus destroy these and give a good white color, without attacking and degrading the cellulose to any extent.

OBS

"Oxidant" is the term most widely used in documents dealing with atmospheric pollution, "oxidizer" is mostly used in the field of water pollution and "oxidizing agent" is the most generic chemical term.

French

Domaine(s)
  • Chimie
DEF

Corps capable de capter des électrons.

CONT

[Traitement des eaux.] Grâce à son puissant pouvoir oxydant, l'ozone est utilisé comme oxydant de tous les sels réducteurs. Ainsi il sert d'agent de traitement pour la déferrisation et la démanganisation de l'eau, faisant passer les sels ferreux et manganeux à l'état d'hydrates ferriques et manganiques qui précipitent et sont alors aisément éliminés par décantation ou filtration.

OBS

[Exemples d'oxydants : ] le chlore, l'iode, le permanganate de potassium, etc.

OBS

oxydation : [...] L'opération opposée est la réduction.

Spanish

Campo(s) temático(s)
  • Química
DEF

Reactivo que por su tendencia a captar electrones, puede originar una reacción de oxidación.

CONT

En trabajos anteriores 2-4 ha sido demostrada la eficacia de la oxidación de alcoholes por un método simple y de bajo costo, con el empleo de soluciones de hipoclorito de sodio como agente oxidante.

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